
imaginary number
Mathematics
9th Grade
CCSS covered
Used 3+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
6i√5
-8√5
8i√5
-8i√5
Tags
CCSS.HSN.CN.A.2
CCSS.HSN.CN.A.1
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
7
-7
7i
-7i
Tags
CCSS.8.EE.A.2
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
-24i√7
24i√7
-24√7
24√7
Tags
CCSS.HSN.CN.A.1
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Calculate:
-4 (13 + 5i)
Tags
CCSS.HSN.CN.A.2
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Calculate (multiply):
(1 − 2i)(6 + 5i)
Tags
CCSS.HSN.CN.A.2
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Calculate:
(1 − 2i) (-4 + 2i)
10i
10i+8
10i-8
-10i
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What does i2 = ?
Tags
CCSS.HSN.CN.A.1
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